Granted Patent
Utility
US 5,194,718 · App. 07/559,387
Method for connecting a glow plug for operation at two different voltages
Inventors:
Peter Reiser, Herbert Langen, Peter Steiner
Patented Case
View Patent ↗
Granted: Mar 16, 1993
Filed: Jul 24, 1990
Inventors
Peter Reiser
Herbert Langen
Peter Steiner
Assignee (at issue)
J. Eberspaecher GmbH & Co. KG
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.